From aabc3770bad3ac6674a7a3952cdcd88f11dd1a72 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Wed, 10 Feb 2021 00:43:31 +0100
Subject: conn: close old fd before trying again

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 conn/conn_linux.go | 1 +
 1 file changed, 1 insertion(+)

(limited to 'conn/conn_linux.go')

diff --git a/conn/conn_linux.go b/conn/conn_linux.go
index 716028f..f07c3bb 100644
--- a/conn/conn_linux.go
+++ b/conn/conn_linux.go
@@ -123,6 +123,7 @@ again:
 	bind.sock4, newPort, err = create4(port)
 	if err != nil {
 		if originalPort == 0 && err == syscall.EADDRINUSE && tries < 100 {
+			unix.Close(bind.sock6)
 			tries++
 			goto again
 		}
-- 
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